Single Mode Fiber: The center glass core is very thin (the core diameter is generally 9 or 10 μm) and can only transmit one mode of light. Therefore, the inter-mode dispersion is small, suitable for remote communication, but there are also material dispersion and waveguide dispersion

Single Mode Fiber: The center glass core is very thin (the core diameter is generally 9 or 10 μm) and can only transmit one mode of light. Therefore, the inter-mode dispersion is small, suitable for remote communication, but there are also material dispersion and waveguide dispersion

At present, the overall level of wire and cable product quality in China is still not very high. The improvement of cable product quality is a social task.